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Finding the Fourth Proportional to 292,365.92, 403,476.56 and 165,045.92

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Solution

The fourth proportional to 292,365.92, 403,476.56 and 165,045.92 is: 227,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,365.92 : 403,476.56 = 165,045.92 : x
  2. Step 2: Convert to fraction form
    292,365.92/403,476.56 = 165,045.92/x
  3. Step 3: Cross multiply
    292,365.92x = 403,476.56 × 165,045.92
  4. Step 4: Simplify right side
    292,365.92x = 66,592,160,043.64
  5. Step 5: Solve for x
    x = 66,592,160,043.64/292,365.92
  6. Step 6: Final answer
    x = 227,769.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.